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headphones on a quad 5

c316buckeye

Well-Known Member
Jul 2, 2023
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176
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Is it ok to use headphones through the external speaker jack? Not as worried about just listening as i am transmitting. i have not found anything on the web regarding this. That might be for a good reason, but the curiosity remains. Concern being difference in ohms, and if i would transmit with the headphones plugged in, would lightning bark between my ears or produce a squeal on the receiving end of the conversation? i haven't tried it out of respect for the radio..
 

It's not a problem. Both external speakers and headphones operate at 8 ohms impedence..... Just make sure the volume is low before you jack in the 'phones (you don't want to damage your hearing!)
If the jack on the radio is wired mono you may only get audio out of one side of the headphones (a couple of my radios are like this, especially older ones).
 
i thank you folks for all the information. already learned (the hard way) about the volume thing with headphones and the sds200. it landed on a trunked fire channel where 1 guy was yelling at another guy at some incident. blew me right out of my chair. eardrums registered 1.21 gigawatts
 
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  • @ heartbreaker3473:
    Hello gentlemen and Ladies. I have the dreaded RCI-2990 receive issue where my radio gets distorted when people get close to my location. I found the C90 Capacitor, but I can not for the life of me find the C89 capacitor. Can or does anyone have a picture of the exact location of C89 ? Thank you in advance, Wes
  • @ AudioShockwav:
    Wes, it's better if you start a thread on the main forum, more people are going to see your question.
  • @ heartbreaker3473:
    Okay, sorry, will put in a forum
  • @ heartbreaker3473:
    I put it in the general disscution help area and started a new thread. Thank you for letting me know.